{"product_id":"3m-impact-resistant-structural-adhesive-07333-200-ml-two-part-epoxy-cartridge-heat-curable-oem-grade-impact-tolerance","title":"3M Impact Resistant Structural Adhesive 07333 — 200 mL Two-Part Epoxy Cartridge, Heat-Curable OEM-Grade Impact Tolerance","description":"\u003cstrong\u003e3M Impact Resistant Structural Adhesive (07333) is a two-part epoxy formulated to provide OEM-grade, impact-tolerant structural bonds for steel and aluminum automotive repairs.\u003c\/strong\u003e\n\n\u003cp\u003eThis 200 mL cartridge of 3M IRSA delivers a durable, corrosion-inhibiting bond engineered for modern vehicle structures that use high-strength steels and lightweight aluminum alloys. The adhesive dispenses silver and turns purple as it cures so technicians can visually confirm proper mixing. Designed for weld-bonded and rivet-bonded joints, it offers an extended one-hour working time at room temperature and accelerates to full cure with heat (about 30 minutes at 80°C\/175°F).\u003c\/p\u003e\n\n\u003ch3\u003eHow does this adhesive perform under impact and torsion?\u003c\/h3\u003e\n\n\u003cp\u003e3M IRSA is formulated to absorb collision energy better than conventional bonding adhesives and to contribute to overall structural rigidity. It improves torsional stiffness while maintaining the ductility needed to manage crash forces without premature brittle failure.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eHigher impact resistance than traditional bonding adhesives\u003c\/li\u003e\n  \u003cli\u003eIncreases torsional rigidity in bonded assemblies\u003c\/li\u003e\n  \u003cli\u003eEngineered for weld-bonded and rivet-bonded joints per OEM specifications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat substrates and repair scenarios is this epoxy suitable for?\u003c\/h3\u003e\n\n\u003cp\u003eThis two-part epoxy bonds to properly prepared automotive substrates including mild steel, high-strength steel, and aluminum alloys commonly used in modern vehicle bodies. It’s intended for structural applications where OEMs specify adhesive reinforcement alongside mechanical fastening or spot welding.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eAdheres to automotive-grade steels and aluminum alloys\u003c\/li\u003e\n  \u003cli\u003eWorks with spot-welding (form squeeze-type) for up to about three hours uncured\u003c\/li\u003e\n  \u003cli\u003eSeals joints to resist moisture and environmental exposure\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow is the product used and how does curing work?\u003c\/h3\u003e\n\n\u003cp\u003eDispense the two-part formula from the 200 mL cartridge using an appropriate static mixing nozzle and applicator. The material presents as silver when applied and transitions to purple as polymerization begins; full cure is achieved faster with heat.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eExtended work time: approximately one hour at room temperature\u003c\/li\u003e\n  \u003cli\u003eHeat cure example: roughly 30 minutes at 80°C (175°F)\u003c\/li\u003e\n  \u003cli\u003eIncludes a static mixing nozzle for correct mix ratio and application\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat system accessories and compatibility should technicians consider?\u003c\/h3\u003e\n\n\u003cp\u003e3M IRSA pairs with the 3M Dynamic Mixing System (DMS) for larger-volume work; DMS cartridges and dedicated mixing nozzles ensure repeatable mixing and reduce waste. For 200 mL cartridges, use an applicator compatible with two-part cartridge dispensing to maintain consistent flow and ratio.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e450 mL cartridges available for DMS-compatible jobs\u003c\/li\u003e\n  \u003cli\u003eUse the recommended pneumatic dispensing gun for DMS when applicable\u003c\/li\u003e\n  \u003cli\u003eStatic mixing nozzle included with the 200 mL cartridge\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Collision-repair shops, OEM-approved body shops, and professional technicians who require a proven structural adhesive that meets automotive OEM performance expectations. Note: intended for industrial\/occupational use only, not for consumer retail sale or household use. 3M IRSA suits technicians repairing modern vehicle structures needing impact resistance, corrosion protection, and reliable bond quality under real-world temperature extremes.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can 3M Impact Resistant Structural Adhesive be spot-welded after application?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — spot-welding (form squeeze-type) is typically possible for up to about three hours after application while the adhesive is uncured.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What curing time should I expect for a full cure?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Ambient work life is about one hour; accelerated cure occurs around 30 minutes at 80°C (175°F) depending on joint thickness and heating setup.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"3M","offers":[{"title":"Default Title","offer_id":48082816532638,"sku":"B00XC9ANTE","price":135.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/3m-impact-resistant-structural-adhesive-front-packaging.jpg?v=1785815305","url":"https:\/\/northtrailauto.ca\/products\/3m-impact-resistant-structural-adhesive-07333-200-ml-two-part-epoxy-cartridge-heat-curable-oem-grade-impact-tolerance","provider":"North Trail Auto","version":"1.0","type":"link"}